74 lines
1.6 KiB
C++
74 lines
1.6 KiB
C++
#ifndef MBGL_MAP_TILE_DATA
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#define MBGL_MAP_TILE_DATA
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#include <mbgl/map/tile_id.hpp>
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#include <mbgl/renderer/debug_bucket.hpp>
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#include <mbgl/geometry/debug_font_buffer.hpp>
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#include <mbgl/util/noncopyable.hpp>
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#include <mbgl/util/ptr.hpp>
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#include <atomic>
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#include <string>
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#include <functional>
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namespace mbgl {
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class Environment;
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class Painter;
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class SourceInfo;
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class StyleLayer;
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class Request;
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class Worker;
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class TileData : public std::enable_shared_from_this<TileData>,
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private util::noncopyable {
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public:
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enum class State {
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invalid,
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initial,
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loading,
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loaded,
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parsed,
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obsolete
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};
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TileData(const TileID&, const SourceInfo&);
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~TileData();
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void request(Worker&, float pixelRatio, std::function<void ()> callback);
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void reparse(Worker&, std::function<void ()> callback);
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void cancel();
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const std::string toString() const;
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inline bool ready() const {
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return state == State::parsed;
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}
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// Override this in the child class.
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virtual void parse() = 0;
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virtual void render(Painter &painter, const StyleLayer &layer_desc, const mat4 &matrix) = 0;
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virtual bool hasData(StyleLayer const &layer_desc) const = 0;
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const TileID id;
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const std::string name;
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std::atomic<State> state;
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protected:
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const SourceInfo& source;
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Environment& env;
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Request *req = nullptr;
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std::string data;
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// Contains the tile ID string for painting debug information.
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DebugFontBuffer debugFontBuffer;
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public:
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DebugBucket debugBucket;
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};
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}
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#endif
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